GMC SIERRA 2500 HD Ignitions & Electrical

Alternator, 180 Amp, Internal Regulator, 4-Pin, Polished, GM, Each

Part Number: PWM-28237

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Nitrogen Oxide Sensors, GM Genuine Parts, Upstream, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-12718742

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• $20 Summit Bucks

Computer Modules, Throttle Response Enhancer, Plug-n-Play, Module, Wiring Harness, Adjustable Dial, Chevy, GMC, 2.7L, 5.3L, 6.2L, Kit

Part Number: KNN-20-1000

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Computer Programmer, Standard Xcelerator Tuner, Chevy, GMC, 6.6L Duramax Diesel, Each

Part Number: PPE-111020000

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Black, 8.00mm Diameter, 10 in. Length, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: GRN-28-1545-CBB

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Spark Plug Wires, Coil-Near-Plug, Red, GM, LS, Set

Part Number: GRN-28-1629HTRB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Ignition Coils, XR Series, Black, 50,000 Volts Max, V8, Round Truck Style, LS, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Set of 8

Part Number: FST-30387-8

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Throttle Response Enhancer, PedalMonster, Molex MX64, 6 Way, Stand Alone, Mobile Phone App, Each

Part Number: GBE-64315

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Glow Plug Controller, Duramax Diesel V8, Each

Part Number: SMP-RY1866

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ignition Coils, Flame-Thrower, Coil Pack Style, Epoxy, Female/Socket, Square, Black, 35,000 V, Buick, Cadillac, Chevy, GMC, Hummer, LS, Set of 8

Part Number: PNX-30848

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Blue, 8.00mm Diameter, 10 in. Length, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: GRN-28-1545-CBBL

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Computer Programmer, Diesel Evolution CS2, Chevy, Dodge, Ford, GMC, Ram, Each

Part Number: EGE-85300

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Ignition Coils, MOD Series, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac Saab, Set of 8

Part Number: NGK-49471

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Ignition Coils, Flame-Thrower, Coil Pack Style, Socket, Epoxy, Black, Cadillac, Chevy, GMC, Pontiac, Set of 8

Part Number: PNX-30828

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Alternator, 225 MAX AMP, 1-Wire, Black Powdercoated, Serpentine Pulley, Chevy, GMC, Each

Part Number: TFF-8435B6G1W

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Cylinder Deactivation Component, Cylinder Deactivation Manifold, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: RNB-917-162XD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Throttle Response Controller Bluetooth Capable, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: PDC-PC65

5.0 out of 5 stars ( 1 )

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Computer Programmer, Predator 2 Platinum, Cadillac, Chevy, GMC, Each

Part Number: DBL-7271

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Alternator, High-Amp, 245 amp, 12 V, 1-Wire, Serpentine, Black Finish, Denso Case, Internal Regulator with Dash Light, Cadillac, Chevy, GMC, Each

Part Number: PWM-58550-4

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Throttle Response Enhancer, PedalMonster, Aptiv GT 150, 6 Way, Stand Alone, Mobile Phone App, Each

Part Number: GBE-64320

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Throttle Response Enhancers, Throttle Sensitivity Boosters, Dodge, Ford, Jeep, Ram, Each

Part Number: BDD-1057932

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Alternators and Generators, Elite Series Alternators, 12 V, 320 amp, Serpentine, Gloss Black, Buick, Cadillac, Chevy, GMC, Hummer, Olds, Pontiac, Each

Part Number: MEH-8206320B

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Alternator, High-Amp, GM AD244 Case, 220 amps, 12 V, Serpentine Pulley, Offset Mount, Chrome, Internal Regulator, Chevrolet, GMC, Each

Part Number: PWM-38237

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Ignition Coils, XR Series, Black, 50,000 Volts Max, V8, LS, Cadillac, Chevy, GMC, Pontiac, Set of 8

Part Number: FST-30386-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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• $50 Summit Bucks
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170 amp high output racing alternator for GM LS brackets

Part Number: MEH-8237170

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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